Java LSResourceResolver.resolveResource方法代码示例

import org.w3c.dom.ls.LSResourceResolver; //导入方法依赖的package包/类
public LSInput resolveResource(String type, String namespaceURI, String publicId, String systemId, String baseURI) {
    LSInput input = null;
    
    Iterator<ValidatorSchemaFactory> it = mExtSchemaFactories.iterator();
    while(it.hasNext()) {
        ValidatorSchemaFactory fac = it.next();
        LSResourceResolver resolver = fac.getLSResourceResolver();
        if(resolver != null) {
            input = resolver.resolveResource(type, namespaceURI, publicId, systemId, baseURI);
            if(input != null) {
               break;
            }
        }
    }
    
    return input;
}
 

import org.w3c.dom.ls.LSResourceResolver; //导入方法依赖的package包/类
/**
    * @see org.w3c.dom.ls.LSResourceResolver#resolveResource(java.lang.String, java.lang.String, java.lang.String, java.lang.String, java.lang.String)
    */
   public LSInput resolveResource(String type, String namespaceURI, String publicId, String systemId, String baseURI) {
for (LSResourceResolver resolver: resolvers) {
    LSInput input = resolver.resolveResource(type, namespaceURI, publicId, systemId, baseURI);
    if (input != null) {
	return input;
    }
}
return null;
   }
 

import org.w3c.dom.ls.LSResourceResolver; //导入方法依赖的package包/类
@Test
public void testOSGIBundle () throws BundleException
{
  LSInput aRes;

  // Initializing Apache Felix as OSGI container is required to get the
  // "bundle" URL protocol installed correctly
  // Otherwise the first call would end up as a "file" resource ;-)
  final Framework aOSGI = new FrameworkFactory ().newFramework (new HashMap <String, String> ());
  aOSGI.start ();
  try
  {
    // Bundle 0 is the org.apache.felix.framework bundle
    final Bundle b = aOSGI.getBundleContext ().getBundle (0);
    assertNotNull (b);
    assertEquals (b.getState (), Bundle.ACTIVE);

    // No leading slash is important as the ClassLoader is used!
    assertNotNull (b.getResource ("org/apache/felix/framework/util/Mutex.class"));

    final LSResourceResolver aRR = new SimpleLSResourceResolver ();

    // No class loader
    aRes = aRR.resolveResource (XMLConstants.W3C_XML_SCHEMA_NS_URI,
                                null,
                                null,
                                "../Felix.class",
                                "bundle://0.0:1/org/apache/felix/framework/util/Mutex.class");
    assertTrue (aRes instanceof ResourceLSInput);
    final IHasInputStream aISP = ((ResourceLSInput) aRes).getInputStreamProvider ();
    assertTrue (aISP instanceof URLResource);
    // Path maybe a "jar:file:" resource
    assertTrue (((URLResource) aISP).getPath ().endsWith ("org/apache/felix/framework/Felix.class"));
  }
  finally
  {
    aOSGI.stop ();
  }
}
 

import org.w3c.dom.ls.LSResourceResolver; //导入方法依赖的package包/类
public static Resolver createResolver(final LSResourceResolver resourceResolver) {
  return new AbstractResolver() {
    public void resolve(Identifier id, Input input) throws IOException, ResolverException {
      if (input.isResolved())
        return;
      String base = id.getBase();
      String publicId = null;
      String type = null;
      if (id instanceof ExternalIdentifier) {
        publicId = ((ExternalIdentifier)id).getPublicId();
        type = XML_TYPE;
      }
      else if (id instanceof XMLDocumentIdentifier)
        type = ((XMLDocumentIdentifier)id).getNamespaceUri();
      if (type == null) {
        String mediaType = id.getMediaType();
        if (mediaType.indexOf('*') < 0)
          type = IANA_MEDIA_TYPE_URI + mediaType;
      }
      String targetNamespace = null;
      if (id instanceof TargetNamespaceIdentifier)
        targetNamespace = ((TargetNamespaceIdentifier)id).getTargetNamespace();
      LSInput lsInput = resourceResolver.resolveResource(type, targetNamespace, publicId, id.getUriReference(), base);
      if (lsInput == null)
        return;
      input.setEncoding(lsInput.getEncoding());
      input.setUri(lsInput.getSystemId());
      final Reader characterStream = lsInput.getCharacterStream();
      if (characterStream != null) {
        input.setCharacterStream(characterStream);
        return;
      }
      final InputStream byteStream = lsInput.getByteStream();
      if (byteStream != null) {
        input.setByteStream(byteStream);
        return;
      }
      final String stringData = lsInput.getStringData();
      if (stringData != null) {
        input.setCharacterStream(new StringReader(stringData));
        return;
      }
      // we don't support redirecting to a public ID
    }
  };
}